syzbot


KASAN: slab-out-of-bounds Read in soft_cursor
Status: upstream: reported C repro on 2019/12/03 14:54
Reported-by: syzbot+c9bd0b9b06a8c0ff230e@syzkaller.appspotmail.com
First crash: 569d, last: 38d

Fix bisection: fixed by (bisect log) [no-op commit]:
commit 4ad066160a36ceb0b3b65785911ebd7711fe9fb8
Author: Lukas Wunner <lukas@wunner.de>
Date: Thu Aug 13 10:52:40 2020 +0000

  serial: pl011: Fix oops on -EPROBE_DEFER

similar bugs (6):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 KASAN: slab-out-of-bounds Read in soft_cursor (2) C done 8 33d 155d 1/1 fixed on 2021/06/23 17:43
linux-4.19 KASAN: slab-out-of-bounds Read in soft_cursor C done 61 231d 569d 1/1 fixed on 2020/12/05 19:30
upstream KASAN: slab-out-of-bounds Read in soft_cursor C done 218 259d 568d 17/22 fixed on 2020/11/16 12:12
linux-4.14 KASAN: use-after-free Read in soft_cursor C inconclusive 7 57d 568d 0/1 upstream: reported C repro on 2019/12/04 13:11
linux-4.19 KASAN: global-out-of-bounds Read in soft_cursor C done 22 30d 498d 1/1 fixed on 2021/06/24 08:01
linux-4.14 KASAN: global-out-of-bounds Read in soft_cursor C 19 8d09h 556d 0/1 upstream: reported C repro on 2019/12/16 00:09

Sample crash report:

Crashes (57):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2021/05/17 18:27 linux-4.14.y 7d7d1c0a a2eb125d .config log report syz C KASAN: slab-out-of-bounds Read in soft_cursor
ci2-linux-4-14 2020/03/05 08:28 linux-4.14.y 78d697fc 576fb9bc .config log report syz C
ci2-linux-4-14 2020/01/07 12:38 linux-4.14.y 84f5ad46 1bcd407e .config log report syz C
ci2-linux-4-14 2019/12/03 13:53 linux-4.14.y fbc5fe7a ab342da3 .config log report syz C
ci2-linux-4-14 2021/05/07 01:12 linux-4.14.y 7d7d1c0a 06585184 .config log report info KASAN: slab-out-of-bounds Read in soft_cursor
ci2-linux-4-14 2021/04/17 01:15 linux-4.14.y cf256fbc 7e2b734b .config log report info KASAN: slab-out-of-bounds Read in soft_cursor
ci2-linux-4-14 2021/04/03 06:18 linux-4.14.y bd634aa6 6a81331a .config log report info KASAN: slab-out-of-bounds Read in soft_cursor
ci2-linux-4-14 2021/01/30 16:01 linux-4.14.y 2c8a3fce fc9fd31e .config log report info KASAN: slab-out-of-bounds Read in soft_cursor
ci2-linux-4-14 2021/01/12 14:50 linux-4.14.y ec822b3e 2c1f2513 .config log report info
ci2-linux-4-14 2021/01/09 13:53 linux-4.14.y ec822b3e a6c52263 .config log report info
ci2-linux-4-14 2021/01/06 23:47 linux-4.14.y 17529385 c104d4a3 .config log report info
ci2-linux-4-14 2021/01/04 13:43 linux-4.14.y 17529385 79264ae3 .config log report info
ci2-linux-4-14 2020/11/28 11:00 linux-4.14.y 87335852 486f93ef .config log report info
ci2-linux-4-14 2020/11/09 18:22 linux-4.14.y 6b6446ef cba33199 .config log report info
ci2-linux-4-14 2020/09/17 11:18 linux-4.14.y cbfa1702 8247808b .config log report info
ci2-linux-4-14 2020/08/22 21:42 linux-4.14.y 6a24ca25 1da71ab0 .config log report
ci2-linux-4-14 2020/07/24 11:14 linux-4.14.y 69b94dd6 554af388 .config log report
ci2-linux-4-14 2020/07/21 09:41 linux-4.14.y b850307b d88894e6 .config log report
ci2-linux-4-14 2020/07/16 23:31 linux-4.14.y b850307b 54b3c45e .config log report
ci2-linux-4-14 2020/07/10 09:52 linux-4.14.y b850307b 56d01184 .config log report
ci2-linux-4-14 2020/07/05 13:13 linux-4.14.y b850307b 22f87567 .config log report
ci2-linux-4-14 2020/07/04 17:29 linux-4.14.y b850307b 4f739670 .config log report
ci2-linux-4-14 2020/06/29 13:44 linux-4.14.y b850307b df01f6fc .config log report
ci2-linux-4-14 2020/06/28 08:26 linux-4.14.y b850307b a2cdad9d .config log report
ci2-linux-4-14 2020/06/25 18:53 linux-4.14.y b850307b adb7d9e6 .config log report
ci2-linux-4-14 2020/06/23 15:10 linux-4.14.y b850307b 54566aff .config log report
ci2-linux-4-14 2020/06/09 13:12 linux-4.14.y c6db52a8 092934c1 .config log report
ci2-linux-4-14 2020/06/08 23:55 linux-4.14.y c6db52a8 0d60b78a .config log report
ci2-linux-4-14 2020/05/26 01:32 linux-4.14.y a41ba30d 8ca3b7d2 .config log report
ci2-linux-4-14 2020/05/25 01:22 linux-4.14.y a41ba30d 11284182 .config log report
ci2-linux-4-14 2020/05/20 00:08 linux-4.14.y ab9dfda2 6d882fd2 .config log report
ci2-linux-4-14 2020/05/13 23:47 linux-4.14.y ab9dfda2 a885920d .config log report
ci2-linux-4-14 2020/05/12 07:56 linux-4.14.y ab9dfda2 a497a5b4 .config log report
ci2-linux-4-14 2020/05/10 03:11 linux-4.14.y d71f695c 8742a2b9 .config log report
ci2-linux-4-14 2020/05/08 22:21 linux-4.14.y d71f695c e97b06d3 .config log report
ci2-linux-4-14 2020/05/03 15:44 linux-4.14.y 773e2b1c 58ae5e18 .config log report
ci2-linux-4-14 2020/05/01 21:54 linux-4.14.y 050272a0 bc734e7a .config log report
ci2-linux-4-14 2020/04/18 17:37 linux-4.14.y c10b57a5 365fba24 .config log report
ci2-linux-4-14 2020/04/03 22:18 linux-4.14.y 4520f06b ef26b610 .config log report
ci2-linux-4-14 2020/03/23 08:34 linux-4.14.y 01364dad 78267cec .config log report
ci2-linux-4-14 2020/03/20 14:02 linux-4.14.y 01364dad 2c31c529 .config log report
ci2-linux-4-14 2020/03/17 22:12 linux-4.14.y 12cd844a 97bc55ce .config log report
ci2-linux-4-14 2020/03/01 22:24 linux-4.14.y 78d697fc 4a4e0509 .config log report
ci2-linux-4-14 2020/03/01 00:35 linux-4.14.y 78d697fc c88c7b75 .config log report
ci2-linux-4-14 2020/02/21 03:50 linux-4.14.y 98db2bf2 bd2a74a3 .config log report
ci2-linux-4-14 2020/02/20 13:58 linux-4.14.y 98db2bf2 81230308 .config log report
ci2-linux-4-14 2020/02/05 11:24 linux-4.14.y 9fa690a2 93e5e335 .config log report
ci2-linux-4-14 2020/02/02 16:35 linux-4.14.y 9fa690a2 93e5e335 .config log report
ci2-linux-4-14 2020/01/28 04:56 linux-4.14.y 9a95f252 56cd6c9b .config log report
ci2-linux-4-14 2020/01/24 06:36 linux-4.14.y 8bac5040 2e95ab33 .config log report
ci2-linux-4-14 2020/01/22 19:08 linux-4.14.y c1141b3a 3334d684 .config log report
ci2-linux-4-14 2020/01/14 19:54 linux-4.14.y c04fc6fa fa12bd3c .config log report
ci2-linux-4-14 2020/01/14 19:34 linux-4.14.y 6d0c334a fa12bd3c .config log report
ci2-linux-4-14 2020/01/10 03:08 linux-4.14.y b0cdffaa 4de4e9f0 .config log report
ci2-linux-4-14 2020/01/06 20:25 linux-4.14.y 84f5ad46 53430d97 .config log report
ci2-linux-4-14 2019/12/17 22:56 linux-4.14.y bfb9e5c0 1af3875f .config log report
ci2-linux-4-14 2019/12/04 05:13 linux-4.14.y fbc5fe7a 0ecb9746 .config log report